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 Documentation Ver 1.0.0 August 2011 by
 <a href="http://mmc.geofisica.unam.mx/luiggi">Luis M. de la Cruz</a> <br>
 <a href="http://mmc.geofisica.unam.mx"> GMMC </a> -
 <a href="http://www.geofisica.unam.mx/recnat/"> Depto. de Recursos Naturales </a> -
 <a href="http://www.geofisica.unam.mx"> Instituto de Geof&iacute;sica </a> -
 <a href="http://www.unam.mx"> UNAM </a><br>
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<div class="title">Examples/06ConvDiff/convdiff3.cpp</div>  </div>
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<a href="convdiff3_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 
<a name="l00043"></a>00043 <span class="preprocessor">#include &lt;iostream&gt;</span>
<a name="l00044"></a>00044 <span class="preprocessor">#include &lt;cmath&gt;</span>
<a name="l00045"></a>00045 
<a name="l00046"></a>00046 <span class="preprocessor">#include &quot;Meshes/Uniform.hpp&quot;</span>
<a name="l00047"></a>00047 <span class="preprocessor">#include &quot;Equations/ScalarEquation.hpp&quot;</span>
<a name="l00048"></a>00048 <span class="preprocessor">#include &quot;Schemes/CDS_CoDi.hpp&quot;</span>
<a name="l00049"></a>00049 <span class="preprocessor">#include &quot;Equations/Momentum_XCoDi.hpp&quot;</span>
<a name="l00050"></a>00050 <span class="preprocessor">#include &quot;Schemes/CDS_XCoDi.hpp&quot;</span>
<a name="l00051"></a>00051 <span class="preprocessor">#include &quot;Equations/Momentum_YCoDi.hpp&quot;</span>
<a name="l00052"></a>00052 <span class="preprocessor">#include &quot;Schemes/CDS_YCoDi.hpp&quot;</span>
<a name="l00053"></a>00053 <span class="preprocessor">#include &quot;Equations/Momentum_ZCoDi.hpp&quot;</span>
<a name="l00054"></a>00054 <span class="preprocessor">#include &quot;Schemes/CDS_ZCoDi.hpp&quot;</span>
<a name="l00055"></a>00055 <span class="preprocessor">#include &quot;Equations/PressureCorrection.hpp&quot;</span>
<a name="l00056"></a>00056 <span class="preprocessor">#include &quot;Schemes/Simplec.hpp&quot;</span>
<a name="l00057"></a>00057 <span class="preprocessor">#include &quot;Solvers/TDMA.hpp&quot;</span>
<a name="l00058"></a>00058 <span class="preprocessor">#include &quot;Utils/inout.hpp&quot;</span> 
<a name="l00059"></a>00059 <span class="preprocessor">#include &quot;Utils/num_utils.hpp&quot;</span>
<a name="l00060"></a>00060 <span class="preprocessor">#include &quot;Utils/GNUplot.hpp&quot;</span>
<a name="l00061"></a>00061 <span class="keyword">using namespace </span>Tuna;
<a name="l00062"></a>00062 
<a name="l00063"></a>00063 <span class="comment">// Scalar field in one dimension</span>
<a name="l00064"></a>00064 <span class="keyword">typedef</span> <a class="code" href="structTuna_1_1TunaArray.html#af3bcab5018eec3d7697c9fb03ad89157" title="Definition of big arrays to store scalar fields on meshes.">TunaArray&lt;double,3&gt;::huge</a> ScalarField3D;
<a name="l00065"></a>00065 
<a name="l00066"></a>00066 <span class="keyword">template</span>&lt;<span class="keyword">class</span> sfield&gt;
<a name="l00067"></a>00067 <span class="keywordtype">void</span> initialVelocity(sfield &amp;u, sfield &amp;v, sfield &amp;w, <span class="keywordtype">double</span> dx, <span class="keywordtype">double</span> dy,
<a name="l00068"></a>00068                      <span class="keywordtype">double</span> l_x)
<a name="l00069"></a>00069 {
<a name="l00070"></a>00070     <span class="keyword">const</span> <span class="keywordtype">double</span> PI = 3.14159265359;
<a name="l00071"></a>00071     <span class="keyword">const</span> <span class="keywordtype">int</span> bi = u.lbound(firstDim) + 1, ei = u.ubound(firstDim) - 1,
<a name="l00072"></a>00072         bj = u.lbound(secondDim) + 1, ej = u.ubound(secondDim) - 1,
<a name="l00073"></a>00073         bk = u.lbound(thirdDim) + 1, ek = u.ubound(thirdDim) - 1;
<a name="l00074"></a>00074 
<a name="l00075"></a>00075     <span class="keywordtype">double</span> A = 100.0;
<a name="l00076"></a>00076     <span class="keywordtype">double</span> l = 1;
<a name="l00077"></a>00077     <span class="keywordtype">double</span> A2 = A * l / l_x;
<a name="l00078"></a>00078 
<a name="l00079"></a>00079     <span class="keywordflow">for</span>(<span class="keywordtype">int</span> k = bk; k &lt;= ek; ++k) 
<a name="l00080"></a>00080         <span class="keywordflow">for</span>(<span class="keywordtype">int</span> i = bi; i &lt;= ei; ++i)
<a name="l00081"></a>00081             <span class="keywordflow">for</span>(<span class="keywordtype">int</span> j = bj; j &lt;= ej; ++j) {
<a name="l00082"></a>00082                 u(i,j,k) = -A * cos (PI * dy * (j-0.0)) * 
<a name="l00083"></a>00083                     sin (PI * l * dx * (i-0.0) / l_x );    
<a name="l00084"></a>00084                 v(i,j,k) = A2 * sin (PI * dy * (j-0.0)) * 
<a name="l00085"></a>00085                     cos (PI * l * dx * (i-0.0) / l_x);
<a name="l00086"></a>00086                 w(i,j,k) = 0.0;
<a name="l00087"></a>00087             }
<a name="l00088"></a>00088 }
<a name="l00089"></a>00089 
<a name="l00090"></a>00090 
<a name="l00091"></a>00091 <span class="keyword">template</span>&lt;<span class="keyword">class</span> T_e, <span class="keyword">class</span> T_x, <span class="keyword">class</span> T_y, <span class="keyword">class</span> T_z, <span class="keyword">class</span> T_p&gt;
<a name="l00092"></a>00092 <span class="keywordtype">double</span> SIMPLEC(T_e &amp;, T_x &amp;, T_y &amp;, T_z &amp;, T_p &amp;, <span class="keywordtype">int</span>, <span class="keywordtype">double</span>);
<a name="l00093"></a>00093 
<a name="l00094"></a>00094 <span class="keywordtype">double</span> errorT, errorX, errorY, errorZ;
<a name="l00095"></a>00095 
<a name="l00096"></a>00096 <span class="keywordtype">int</span> main() 
<a name="l00097"></a>00097 {
<a name="l00098"></a>00098     <span class="keywordtype">double</span> top_wall, bot_wall;
<a name="l00099"></a>00099     <span class="keywordtype">double</span> length_x, length_y, length_z;
<a name="l00100"></a>00100     <span class="keywordtype">int</span> num_nodes_x, num_nodes_y, num_nodes_z;
<a name="l00101"></a>00101     <span class="keywordtype">double</span> tolerance, dt;    
<a name="l00102"></a>00102     <span class="keywordtype">int</span> max_iter,max_time_steps;
<a name="l00103"></a>00103     <span class="keywordtype">double</span> Prandtl, Rayleigh;    
<a name="l00104"></a>00104     <span class="keywordtype">int</span> frequency;
<a name="l00105"></a>00105 
<a name="l00106"></a>00106 <span class="comment">// Reading data from the input file</span>
<a name="l00107"></a>00107     std::ifstream input_cin (<span class="stringliteral">&quot;input3&quot;</span>);
<a name="l00108"></a>00108     input_cin &gt;&gt; length_x
<a name="l00109"></a>00109               &gt;&gt; length_y
<a name="l00110"></a>00110               &gt;&gt; length_z
<a name="l00111"></a>00111               &gt;&gt; num_nodes_x
<a name="l00112"></a>00112               &gt;&gt; num_nodes_y
<a name="l00113"></a>00113               &gt;&gt; num_nodes_z
<a name="l00114"></a>00114               &gt;&gt; top_wall
<a name="l00115"></a>00115               &gt;&gt; bot_wall 
<a name="l00116"></a>00116               &gt;&gt; dt
<a name="l00117"></a>00117               &gt;&gt; max_time_steps
<a name="l00118"></a>00118               &gt;&gt; tolerance
<a name="l00119"></a>00119               &gt;&gt; max_iter
<a name="l00120"></a>00120               &gt;&gt; Prandtl
<a name="l00121"></a>00121               &gt;&gt; Rayleigh
<a name="l00122"></a>00122               &gt;&gt; frequency;
<a name="l00123"></a>00123 
<a name="l00124"></a>00124     SparseMatrix&lt; Diagonal &lt;double, 3&gt; &gt; A(num_nodes_x, num_nodes_y, num_nodes_z); 
<a name="l00125"></a>00125 
<a name="l00126"></a>00126     ScalarField3D             b(num_nodes_x, num_nodes_y, num_nodes_z); 
<a name="l00127"></a>00127 
<a name="l00128"></a>00128     <a class="code" href="classTuna_1_1StructuredMesh.html" title="General structured meshes on rectangular domains.">StructuredMesh&lt;Uniform&lt; double, 3&gt;</a> &gt; mesh(length_x, num_nodes_x,
<a name="l00129"></a>00129                                               length_y, num_nodes_y,
<a name="l00130"></a>00130                                               length_z, num_nodes_z);
<a name="l00131"></a>00131     mesh.print();
<a name="l00132"></a>00132 
<a name="l00133"></a>00133     <span class="keywordtype">double</span> dx = mesh.getDelta(X);
<a name="l00134"></a>00134     <span class="keywordtype">double</span> dy = mesh.getDelta(Y);
<a name="l00135"></a>00135     <span class="keywordtype">double</span> dz = mesh.getDelta(Z);
<a name="l00136"></a>00136     <span class="keywordtype">int</span> num_vols_x = mesh.getExtentVolumes(X);
<a name="l00137"></a>00137     <span class="keywordtype">int</span> num_vols_y = mesh.getExtentVolumes(Y);  
<a name="l00138"></a>00138     <span class="keywordtype">int</span> num_vols_z = mesh.getExtentVolumes(Z);  
<a name="l00139"></a>00139 
<a name="l00140"></a>00140     ScalarField3D T(mesh.getExtentVolumes());
<a name="l00141"></a>00141     ScalarField3D p(mesh.getExtentVolumes());
<a name="l00142"></a>00142     ScalarField3D pp(mesh.getExtentVolumes());
<a name="l00143"></a>00143     ScalarField3D u(mesh.getExtentVolumes());      <span class="comment">// u-velocity</span>
<a name="l00144"></a>00144     ScalarField3D v(mesh.getExtentVolumes());      <span class="comment">// v-velocity</span>
<a name="l00145"></a>00145     ScalarField3D w(mesh.getExtentVolumes());      <span class="comment">// w-velocity</span>
<a name="l00146"></a>00146     ScalarField3D us(num_nodes_x, num_vols_y , num_vols_z); <span class="comment">// u staggered</span>
<a name="l00147"></a>00147     ScalarField3D vs(num_vols_x , num_nodes_y, num_vols_z); <span class="comment">// v staggered</span>
<a name="l00148"></a>00148     ScalarField3D ws(num_vols_x , num_vols_y , num_nodes_z); <span class="comment">// w staggered</span>
<a name="l00149"></a>00149 
<a name="l00150"></a>00150     ScalarField3D Tn(mesh.getExtentNodes());
<a name="l00151"></a>00151     ScalarField3D pn(mesh.getExtentNodes());
<a name="l00152"></a>00152     ScalarField3D un(mesh.getExtentNodes());
<a name="l00153"></a>00153     ScalarField3D vn(mesh.getExtentNodes());
<a name="l00154"></a>00154     ScalarField3D wn(mesh.getExtentNodes());
<a name="l00155"></a>00155 <span class="comment">//</span>
<a name="l00156"></a>00156 <span class="comment">// Valor de los nodos en las fronteras.</span>
<a name="l00157"></a>00157 <span class="comment">//</span>
<a name="l00158"></a>00158     Range all = Range::all();
<a name="l00159"></a>00159     T(all, T.lbound(secondDim), all) = bot_wall;   <span class="comment">// Bot</span>
<a name="l00160"></a>00160     T(all, T.ubound(secondDim), all) = top_wall;   <span class="comment">// Top</span>
<a name="l00161"></a>00161 
<a name="l00162"></a>00162     initialVelocity(un, vn, wn, dx, dy, length_x);
<a name="l00163"></a>00163     NumUtils::staggerFromNodesX(us, un);
<a name="l00164"></a>00164     NumUtils::staggerFromNodesY(vs, vn);
<a name="l00165"></a>00165     NumUtils::staggerFromNodesZ(ws, wn);
<a name="l00166"></a>00166 
<a name="l00167"></a>00167     InOut::writeToFile_AM(un, 1, <span class="stringliteral">&quot;./Data3/uvel.&quot;</span>, dx, dy, dz); 
<a name="l00168"></a>00168     InOut::writeToFile_AM(vn, 1, <span class="stringliteral">&quot;./Data3/vvel.&quot;</span>, dx, dy, dz); 
<a name="l00169"></a>00169     InOut::writeToFile_AM(wn, 1, <span class="stringliteral">&quot;./Data3/wvel.&quot;</span>, dx, dy, dz); 
<a name="l00170"></a>00170 
<a name="l00171"></a>00171     <a class="code" href="classTuna_1_1ScalarEquation.html" title="This class derives from GeneralEquation through B &amp; N trick.">ScalarEquation&lt;CDS_CoDi&lt;double,3&gt;</a> &gt; energy(T, A, b, mesh.getDeltas());
<a name="l00172"></a>00172     energy.setDeltaTime(dt);
<a name="l00173"></a>00173     energy.setDirichlet(TOP_WALL);
<a name="l00174"></a>00174     energy.setDirichlet(BOTTOM_WALL);
<a name="l00175"></a>00175     energy.setNeumann(LEFT_WALL);
<a name="l00176"></a>00176     energy.setNeumann(RIGHT_WALL);
<a name="l00177"></a>00177     energy.setNeumann(FRONT_WALL);
<a name="l00178"></a>00178     energy.setNeumann(BACK_WALL);    
<a name="l00179"></a>00179     energy.setUvelocity(us);
<a name="l00180"></a>00180     energy.setVvelocity(vs);
<a name="l00181"></a>00181     energy.setWvelocity(ws);
<a name="l00182"></a>00182     energy.print();
<a name="l00183"></a>00183 
<a name="l00184"></a>00184     <a class="code" href="classTuna_1_1Momentum__XCoDi.html" title="This class derives from GeneralEquation through B &amp; N trick.">Momentum_XCoDi&lt;CDS_XCoDi&lt;double, 3&gt;</a> &gt; mom_x(us, A, b, mesh.getDeltas());
<a name="l00185"></a>00185     mom_x.setGamma(Prandtl);
<a name="l00186"></a>00186     mom_x.setDeltaTime(dt);
<a name="l00187"></a>00187     mom_x.setDirichlet(LEFT_WALL);
<a name="l00188"></a>00188     mom_x.setDirichlet(RIGHT_WALL);
<a name="l00189"></a>00189     mom_x.setDirichlet(TOP_WALL);
<a name="l00190"></a>00190     mom_x.setDirichlet(BOTTOM_WALL);
<a name="l00191"></a>00191     mom_x.setDirichlet(FRONT_WALL);
<a name="l00192"></a>00192     mom_x.setDirichlet(BACK_WALL);
<a name="l00193"></a>00193     mom_x.setUvelocity(us);
<a name="l00194"></a>00194     mom_x.setVvelocity(vs);
<a name="l00195"></a>00195     mom_x.setWvelocity(ws);
<a name="l00196"></a>00196     mom_x.setPressure(p);
<a name="l00197"></a>00197     mom_x.print();
<a name="l00198"></a>00198     
<a name="l00199"></a>00199     <a class="code" href="classTuna_1_1Momentum__YCoDi.html" title="This class derives from GeneralEquation through B &amp; N trick.">Momentum_YCoDi&lt;CDS_YCoDi&lt;double, 3&gt;</a> &gt; mom_y(vs, A, b, mesh.getDeltas());
<a name="l00200"></a>00200     mom_y.setGamma(Prandtl);
<a name="l00201"></a>00201     mom_y.setDeltaTime(dt);
<a name="l00202"></a>00202     mom_y.setDirichlet(LEFT_WALL);
<a name="l00203"></a>00203     mom_y.setDirichlet(RIGHT_WALL);
<a name="l00204"></a>00204     mom_y.setDirichlet(TOP_WALL);
<a name="l00205"></a>00205     mom_y.setDirichlet(BOTTOM_WALL);
<a name="l00206"></a>00206     mom_y.setDirichlet(FRONT_WALL);
<a name="l00207"></a>00207     mom_y.setDirichlet(BACK_WALL);
<a name="l00208"></a>00208     mom_y.setUvelocity(us);
<a name="l00209"></a>00209     mom_y.setVvelocity(vs);
<a name="l00210"></a>00210     mom_y.setWvelocity(ws);
<a name="l00211"></a>00211     mom_y.setPressure(p);
<a name="l00212"></a>00212     mom_y.setTemperature(T);
<a name="l00213"></a>00213     mom_y.setRayleigh(Rayleigh);
<a name="l00214"></a>00214     mom_y.print();
<a name="l00215"></a>00215 
<a name="l00216"></a>00216     <a class="code" href="classTuna_1_1Momentum__ZCoDi.html" title="This class derives from GeneralEquation through B &amp; N trick.">Momentum_ZCoDi&lt;CDS_ZCoDi&lt;double, 3&gt;</a> &gt; mom_z(ws, A, b, mesh.getDeltas());
<a name="l00217"></a>00217     mom_z.setGamma(Prandtl);
<a name="l00218"></a>00218     mom_z.setDeltaTime(dt);
<a name="l00219"></a>00219     mom_z.setDirichlet(LEFT_WALL);
<a name="l00220"></a>00220     mom_z.setDirichlet(RIGHT_WALL);
<a name="l00221"></a>00221     mom_z.setDirichlet(TOP_WALL);
<a name="l00222"></a>00222     mom_z.setDirichlet(BOTTOM_WALL);
<a name="l00223"></a>00223     mom_z.setDirichlet(FRONT_WALL);
<a name="l00224"></a>00224     mom_z.setDirichlet(BACK_WALL);
<a name="l00225"></a>00225     mom_z.setUvelocity(us);
<a name="l00226"></a>00226     mom_z.setVvelocity(vs);
<a name="l00227"></a>00227     mom_z.setWvelocity(ws);
<a name="l00228"></a>00228     mom_z.setPressure(p);
<a name="l00229"></a>00229     mom_z.print();
<a name="l00230"></a>00230 
<a name="l00231"></a>00231     <a class="code" href="classTuna_1_1PressureCorrection.html" title="This class derives from GeneralEquation through B &amp; N trick.">PressureCorrection&lt;Simplec&lt;double, 3&gt;</a> &gt; press(pp, A, b, mesh.getDeltas());
<a name="l00232"></a>00232     press.applyBounds(1, num_nodes_x-1, 1, num_nodes_y-1, 1, num_nodes_z-1);
<a name="l00233"></a>00233     press.setUvelocity(us);
<a name="l00234"></a>00234     press.setVvelocity(vs);
<a name="l00235"></a>00235     press.setWvelocity(ws);
<a name="l00236"></a>00236     press.set_du(mom_x.get_du());
<a name="l00237"></a>00237     press.set_dv(mom_y.get_dv());
<a name="l00238"></a>00238     press.set_dw(mom_z.get_dw());
<a name="l00239"></a>00239     press.setPressure(p);
<a name="l00240"></a>00240     press.print();    
<a name="l00241"></a>00241     
<a name="l00242"></a>00242     ofstream sorsumfile(<span class="stringliteral">&quot;./Data3/sorsum&quot;</span>), nusseltfile(<span class="stringliteral">&quot;./Data3/nusselt&quot;</span>),
<a name="l00243"></a>00243       errorTfile(<span class="stringliteral">&quot;./Data3/errorT&quot;</span>), errorXfile(<span class="stringliteral">&quot;./Data3/errorX&quot;</span>), 
<a name="l00244"></a>00244       errorYfile(<span class="stringliteral">&quot;./Data3/errorY&quot;</span>), errorZfile(<span class="stringliteral">&quot;./Data3/errorZ&quot;</span>);
<a name="l00245"></a>00245     
<a name="l00246"></a>00246     <span class="keywordtype">double</span> sorsum, nusselt;
<a name="l00247"></a>00247     <span class="keywordtype">int</span> iteration = 0;
<a name="l00248"></a>00248     
<a name="l00249"></a>00249     NumUtils::interpolateToNodes(Tn, T);
<a name="l00250"></a>00250     NumUtils::interpolateToNodes(pn, p);
<a name="l00251"></a>00251     NumUtils::interpolateToNodesUs(un, us);
<a name="l00252"></a>00252     NumUtils::interpolateToNodesVs(vn, vs);
<a name="l00253"></a>00253     NumUtils::interpolateToNodesWs(wn, ws);
<a name="l00254"></a>00254     <span class="comment">/***</span>
<a name="l00255"></a>00255 <span class="comment">    InOut::writeToFile_DX(Tn, iteration, &quot;./Data3/temp.&quot;, dx, dy); </span>
<a name="l00256"></a>00256 <span class="comment">    InOut::writeToFile_DX(pn, iteration, &quot;./Data3/pres.&quot;, dx, dy); </span>
<a name="l00257"></a>00257 <span class="comment">    InOut::writeToFile_DX(un, vn, wn, iteration, &quot;./Data3/velc.&quot;, dx, dy);</span>
<a name="l00258"></a>00258 <span class="comment">    ***/</span>
<a name="l00259"></a>00259 
<a name="l00260"></a>00260     <span class="keywordflow">for</span>(iteration = 1; iteration &lt;= max_time_steps; ++iteration) {
<a name="l00261"></a>00261 
<a name="l00262"></a>00262         sorsum = SIMPLEC(energy, mom_x, mom_y, mom_z, press, 
<a name="l00263"></a>00263                          max_iter, tolerance);
<a name="l00264"></a>00264 
<a name="l00265"></a>00265 
<a name="l00266"></a>00266         <span class="keywordflow">if</span>( iteration % frequency == 0 ) {
<a name="l00267"></a>00267             NumUtils::interpolateToNodes(Tn, T);
<a name="l00268"></a>00268             NumUtils::interpolateToNodes(pn, p);
<a name="l00269"></a>00269             NumUtils::interpolateToNodesUs(un, us);
<a name="l00270"></a>00270             NumUtils::interpolateToNodesVs(vn, vs);         
<a name="l00271"></a>00271             NumUtils::interpolateToNodesWs(wn, ws);         
<a name="l00272"></a>00272             <span class="comment">/*** </span>
<a name="l00273"></a>00273 <span class="comment">            InOut::writeToFile_AM(Tn, iteration, &quot;./Data3/temp.&quot;, dx, dy, dz); </span>
<a name="l00274"></a>00274 <span class="comment">            InOut::writeToFile_AM(un, iteration, &quot;./Data3/uvel.&quot;, dx, dy, dz); </span>
<a name="l00275"></a>00275 <span class="comment">            InOut::writeToFile_AM(vn, iteration, &quot;./Data3/vvel.&quot;, dx, dy, dz); </span>
<a name="l00276"></a>00276 <span class="comment">            ***/</span>
<a name="l00277"></a>00277             InOut::writeToFile_DX(Tn, iteration, <span class="stringliteral">&quot;./Data3/temp.&quot;</span>, dx, dy, dz); 
<a name="l00278"></a>00278                     
<a name="l00279"></a>00279             <span class="comment">//InOut::writeToFile_DX(un, vn, wn, iteration, &quot;./Data3/velc.&quot;, dx, dy, dz);</span>
<a name="l00280"></a>00280         }
<a name="l00281"></a>00281 
<a name="l00282"></a>00282         <span class="comment">//      nusselt = NumUtils::calcNusseltVert(T, dx/2.0, dy, dz, 0);</span>
<a name="l00283"></a>00283         sorsumfile &lt;&lt; iteration &lt;&lt; <span class="stringliteral">&quot;\t&quot;</span> &lt;&lt; sorsum &lt;&lt; endl;
<a name="l00284"></a>00284         errorTfile &lt;&lt; iteration &lt;&lt; <span class="stringliteral">&quot;\t&quot;</span> &lt;&lt; errorT &lt;&lt; endl;
<a name="l00285"></a>00285         errorXfile &lt;&lt; iteration &lt;&lt; <span class="stringliteral">&quot;\t&quot;</span> &lt;&lt; errorX &lt;&lt; endl;
<a name="l00286"></a>00286         errorYfile &lt;&lt; iteration &lt;&lt; <span class="stringliteral">&quot;\t&quot;</span> &lt;&lt; errorY &lt;&lt; endl;
<a name="l00287"></a>00287         errorZfile &lt;&lt; iteration &lt;&lt; <span class="stringliteral">&quot;\t&quot;</span> &lt;&lt; errorZ &lt;&lt; endl;
<a name="l00288"></a>00288         nusseltfile &lt;&lt; iteration &lt;&lt; <span class="stringliteral">&quot;\t&quot;</span> &lt;&lt; nusselt &lt;&lt; endl;
<a name="l00289"></a>00289         
<a name="l00290"></a>00290         cout &lt;&lt; <span class="stringliteral">&quot;=&gt; Iter = &quot;</span> &lt;&lt; iteration 
<a name="l00291"></a>00291              &lt;&lt; <span class="stringliteral">&quot; s = &quot;</span> &lt;&lt; sorsum
<a name="l00292"></a>00292              &lt;&lt; <span class="stringliteral">&quot; e_T = &quot;</span> &lt;&lt; errorT
<a name="l00293"></a>00293              &lt;&lt; <span class="stringliteral">&quot; e_X = &quot;</span> &lt;&lt; errorX
<a name="l00294"></a>00294              &lt;&lt; <span class="stringliteral">&quot; e_Y = &quot;</span> &lt;&lt; errorY
<a name="l00295"></a>00295              &lt;&lt; <span class="stringliteral">&quot; e_Z = &quot;</span> &lt;&lt; errorZ
<a name="l00296"></a>00296              &lt;&lt; <span class="stringliteral">&quot; Nu = &quot;</span> &lt;&lt; nusselt &lt;&lt; endl;
<a name="l00297"></a>00297     }
<a name="l00298"></a>00298 
<a name="l00299"></a>00299     std::cout &lt;&lt; <span class="stringliteral">&quot;\n\n NOTE: The data were written in the [./Data3] directory in DX format&quot;</span>;
<a name="l00300"></a>00300 
<a name="l00301"></a>00301     <span class="keywordflow">return</span> 0;
<a name="l00302"></a>00302 }
<a name="l00303"></a>00303 
<a name="l00304"></a>00304 
<a name="l00305"></a>00305 <span class="keyword">template</span>&lt;<span class="keyword">class </span>T_e, <span class="keyword">class </span>T_x, <span class="keyword">class </span>T_y, <span class="keyword">class </span>T_z,
<a name="l00306"></a>00306          <span class="keyword">class </span>T_p&gt;
<a name="l00307"></a>00307 <span class="keywordtype">double</span> SIMPLEC(T_e &amp;energy, T_x &amp;mom_x, T_y &amp;mom_y, T_z &amp;mom_z, T_p &amp;press, 
<a name="l00308"></a>00308                <span class="keywordtype">int</span> max_iter, <span class="keywordtype">double</span> tolerance) 
<a name="l00309"></a>00309 {
<a name="l00310"></a>00310     <span class="keywordtype">double</span> sorsum = 10.0, tol_simplec = 1e-02;
<a name="l00311"></a>00311     <span class="keywordtype">int</span> counter = 0;
<a name="l00312"></a>00312 
<a name="l00313"></a>00313     <span class="keywordtype">int</span> pausa;
<a name="l00314"></a>00314 
<a name="l00315"></a>00315     <span class="keywordflow">while</span> ( (sorsum &gt; tol_simplec) &amp;&amp; (counter &lt; 20) ) {
<a name="l00316"></a>00316 
<a name="l00317"></a>00317         energy.calcCoefficients();
<a name="l00318"></a>00318         Solver::TDMA3D(energy, tolerance, max_iter);
<a name="l00319"></a>00319         errorT = energy.calcErrorL2();
<a name="l00320"></a>00320         energy.update();
<a name="l00321"></a>00321 
<a name="l00322"></a>00322         mom_x.calcCoefficients();
<a name="l00323"></a>00323         Solver::TDMA3D(mom_x, tolerance, max_iter);
<a name="l00324"></a>00324         errorX = mom_x.calcErrorL2();
<a name="l00325"></a>00325         mom_x.update();
<a name="l00326"></a>00326 
<a name="l00327"></a>00327         mom_y.calcCoefficients();
<a name="l00328"></a>00328         Solver::TDMA3D(mom_y, tolerance, max_iter);
<a name="l00329"></a>00329         errorY = mom_y.calcErrorL2();
<a name="l00330"></a>00330         mom_y.update();
<a name="l00331"></a>00331 
<a name="l00332"></a>00332         mom_z.calcCoefficients();
<a name="l00333"></a>00333         Solver::TDMA3D(mom_z, tolerance, max_iter);
<a name="l00334"></a>00334         errorZ = mom_z.calcErrorL2();
<a name="l00335"></a>00335         mom_z.update();
<a name="l00336"></a>00336 
<a name="l00337"></a>00337         press.calcCoefficients();
<a name="l00338"></a>00338         Solver::TDMA3D(press, tolerance, max_iter);
<a name="l00339"></a>00339         press.correction();     
<a name="l00340"></a>00340         sorsum = fabs( press.calcSorsum() );
<a name="l00341"></a>00341 
<a name="l00342"></a>00342         ++counter;
<a name="l00343"></a>00343     }
<a name="l00344"></a>00344 
<a name="l00345"></a>00345     <span class="keywordflow">return</span> sorsum;
<a name="l00346"></a>00346     
<a name="l00347"></a>00347 }
<a name="l00348"></a>00348 
<a name="l00349"></a>00349 
<a name="l00350"></a>00350 
<a name="l00351"></a>00351 
<a name="l00352"></a>00352 
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